Citi, acting through Citibank, N.A., has been appointed as depositary for AU Optronics Corporation (AUO) follow-on $350.8 million offering for its American Depositary Receipt (ADR) program. Each ADR represents10 ordinary shares and trades on the New York Stock Exchange under the symbol AUO. Citibank has been the Depositary Bank for AUO's ADR program since its inception in May 2002. AUO's ordinary shares are traded on the Taiwan Stock Exchange under stock ticker 2409.

Dirk Jones, Securities and Fund Services Sales Head at Citi, said, "We are very proud of our relationship with AUO which now spans over one decade and look forward to it continuing."

Citi is a leading provider of depositary receipt services. With Depositary Receipt programs in 55 markets, Citi leverages its global network to help companies connect to new markets and raise capital worldwide.

Citi's Securities and Fund Services provides customized solutions that support the diverse investment and transaction strategies of investors, issuers and intermediaries worldwide. Offering a suite of investment administration, portfolio and fund services, trust and custody and investment and financing solutions, Citi helps clients meet the challenges of issuing, managing and distributing financial products and services in today's complex and competitive marketplace. As of the first quarter of 2013, Securities and Fund Services held $13.5 trillion in assets under custody.

For more information on Citi's Depositary Receipt Services, visit www.citi.com/dr.

About AU Optronics Corp.

AUO is one of the world's leading TFT-LCD panel providers. The company designs, develops, manufactures, assembles and markets flat panel displays and most of its products are TFT-LCD panels. Its panels are primarily used in mobile PCs, monitors, consumer electronics products, and televisions, among other products. AUO also entered the solar business at the end of 2008, and has established a vertically integrated solar value chain, including manufacturing and branding capabilities for its solar products. For the year ended December 31, 2012, net sales generated from our display business and solar business were NT$367.1 billion (US$12.3 billion) and NT$11.4 billion (US$0.4 billion), respectively, representing approximately 97.0% and 3.0% of our total net sales, respectively. AUO's principal executive offices are located in Hsinchu Science Park, Hsinchu, Taiwan, ROC. Additional information can be found at www.auo.com/

About Citi:

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.